7. 1/8 吋等於
(A)0.05 吋
(B)0.1 吋
(C)0.125 吋
(D)1.2 吋
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統計: A(1), B(0), C(2), D(0), E(0) #3736248
統計: A(1), B(0), C(2), D(0), E(0) #3736248